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What does @@variable mean in Ruby?
What are Ruby variables preceded with double at signs ( @@ )? My understanding of a variable preceded with an at sign is that it is an instance variable, like this in PHP:
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Update all objects in a collection using LINQ
Is there a way to do the following using LINQ?
16 Answers
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Is there a way to 'uniq' by column?
I have a .csv file like this:
8 Answers
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How to get start and end of day in Javascript?
How to get start ( 00:00:00 ) and end ( 23:59:59 ) of today in timestamp ( GMT )? Computer use a local time.
7 Answers
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How to select rows that have current day's timestamp?
I am trying to select only today's records from a database table.
9 Answers
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Setting an int to Infinity in C++
I have an int a that needs to be equal to "infinity". This means that if
6 Answers
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Least common multiple for 3 or more numbers
How do you calculate the least common multiple of multiple numbers?
31 Answers
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Passing an array by reference
How does passing a statically allocated array by reference work?
5 Answers
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Catch a thread's exception in the caller thread in Python
I'm very new to Python and multithreaded programming in general. Basically, I have a script that will copy files to another location. I would like this to be placed in another thread so I can output .... to indicate that the script is still running.
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How to iterate over values of an Enum having flags?
If I have a variable holding a flags enum, can I somehow iterate over the single-bit values in that specific variable? Or do I have to use Enum.GetValues to iterate over the entire enum and check which ones are set?
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